Note: The Advantage Rail Portable should only be installed in areas where the floor is structurally sound. If you are not equipped to undertake the outlined work we recommend that you have your Advantage Rail Portable installed by a qualified contractor. Unit must be secured to floor with fasteners appropriate to the floor material - fasteners must be rated for at least 450lbs/205kg retention force each (see within for recommendations). Floor mount fasteners should be inspected monthly and tightened if necessary.